-#SHARED_LD_OPT=-r # For FreeBSD and Solaris (CMUCL)
-SHARED_LD_OPT=-Bshareable -Bdynamic # For Linux (ALL) and FreeBSD (ACL)
+SHARED_LD_OPT=-shared # For Linux (ALL) and FreeBSD (ACL)
+
+# For MacOSX (ACL)
+#SHARED_CC_OPT=-dynamic
+#SHARED_LD_OPT=-bundle /usr/lib/bundle1.o -undefined suppress # -o foo.dylib foo.o